Test Alpha#88

Test Alpha#89

Test Alpha#9

Test Alpha#90

Test Alpha#91

Test Alpha#92

Test Alpha#93

Test Alpha#94

Test Alpha#95

Test Alpha#96

Test Alpha#97

Test Alpha#98

Test Alpha#99

Test DataProxy comparisons between two proxies.

Test DataProxy operations between two proxies.

Test DataProxy operations with scalars on both sides.

Test DataProxy comparisons with scalars.

Test unary DataProxy operations.

Create test data: 50 symbols, 300 days, with extreme values.

Show exception detail from background threads with QMessageBox.

Convert original index to datetime string.

Calculate the absolute value of the feature

Return the index of the maximum value over a rolling window

Return the index of the minimum value over a rolling window

Calculate covariance between two features over a rolling window

Calculate linear decay weighted average

Calculate difference between current value and value from window periods ago

Return the maximum value between two features

Return the minimum value between two features

Calculate the natural logarithm of the feature

Calculate the maximum value over a rolling window

Calculate the mean over a rolling window

Calculate the minimum value over a rolling window

Calculate the product over a rolling window

Calculate the quantile value over a rolling window

Calculate the percentile rank of the current value within the window

Calculate the residual of linear regression over a rolling window (optimized)

Calculate the R-squared value of linear regression over a rolling window (optimized)

Calculate the slope of linear regression over a rolling window (optimized)

Calculate the sum over a rolling window

Get trading turnover time series.

Clear credentials and stop pushing.

Confirm and clear current binding.

Unregister an existing handler function from event engine.

Unregister an existing general handler function.

Update single bar data.

Update one single bar data.

Update 1 minute bar into generator

Update new bar data into array manager.

Update a list of bar data.

Update a list of bar data.

Update order request to offset converter.

Get setting value from line edits and update global setting file.

Update new tick data into generator.

mark a function as "virtual", which means that this function can be override. any base class should use this or @abstractmethod to decorate a

Get trading volume time series.

Reimplement this method of parent to zoom in/out.

Write a log event from gateway.